OpenTechnical

OT-2026-000030526

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, three stage ejector, manifold pressure sensor, sustained blow-off before 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-2026-000030526) never changes.

Identity and time

Publication numberOT-2026-000030526 · never reused
Internal UUID01a0ae73-e504-7807-ba0b-3a457f8e0c20 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030526
StatusPUBLIC

Content hashes

Canonical text2e535fd4ef56392ef0e040a448123e9921ef6063badfc0d95dd975dd8e3d235c
Markdownc1e2554dc05e5b4d4e48b0b8c7c95486db454a59618f45fb88cc47ff7acce4eb
PDF
Publication paged89068626ca1fa9485927af5c002bad442632b3589bd3a0a8fae4d35403e8dd1
Manifest1d7f67a98d6cc15b7c8f3ef78380721bc2ad0eb79351e7942e8df9e51eaf26d4

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
Signature3xUTUIyn5IX2yaRJkBgFNOP9U/oR5cBjdLxA2LbX2dtgBCHNiYItLScwKi3aSVY2vGrbTp/3uZjg/wkRXeDpBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:38:22.091204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030526
observed d89068626ca1fa9485927af5c002bad4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:22.076237ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030526/manifest.json
observed 1d7f67a98d6cc15b7c8f3ef78380721b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:22.060888ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030526/publication.md
observed c1e2554dc05e5b4d4e48b0b8c7c95486...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:22.043684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030526/publication.txt
observed 2e535fd4ef56392ef0e040a448123e99...
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.