OpenTechnical

OT-2026-000007871

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, vented after set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000007871) never changes.

Identity and time

Publication numberOT-2026-000007871 · never reused
Internal UUID01a0ae6a-908a-7f61-966a-2ca8f534d7b1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007871
StatusPUBLIC

Content hashes

Canonical text08dc67d54da806313d7091a1e2f7c8204db8eb490c9ab25d3cf9a57226e7d5f6
Markdowneae6aae7ca9b4b4a611bf212ebeff08f2aa291cc2e7dd9bca38cdcd295d5bf8a
PDF
Publication page80480aa4f29f6588c247b9661a2982667e986e41347aadbcb78888d0ca422430
Manifest832dbb68f1d1ab5a8d4d51c6f1154801dc4c43186dee81427b51cce70480e63b

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signature6avV50TYGsitfrkoPkZO6QKGYO5mYK2hFkLvwBsIq4qZ1EOyqloqleq8rR5f5k/vow0RmdNSk+ml+qfYmVqwBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:20:19.497228ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007871
observed 80480aa4f29f6588c247b9661a298266...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:19.476204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007871/manifest.json
observed 832dbb68f1d1ab5a8d4d51c6f1154801...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:19.456543ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007871/publication.md
observed eae6aae7ca9b4b4a611bf212ebeff08f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:19.437327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007871/publication.txt
observed 08dc67d54da806313d7091a1e2f7c820...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:52.401736ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007871
observed 80480aa4f29f6588c247b9661a298266...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:52.385497ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007871/manifest.json
observed 832dbb68f1d1ab5a8d4d51c6f1154801...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:52.368426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007871/publication.md
observed eae6aae7ca9b4b4a611bf212ebeff08f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:52.351333ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007871/publication.txt
observed 08dc67d54da806313d7091a1e2f7c820...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.