OpenTechnical

OT-2026-000057658

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, three stage ejector, manifold pressure sensor, vented 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-2026-000057658) never changes.

Identity and time

Publication numberOT-2026-000057658 · never reused
Internal UUID01a0ae88-2694-78e3-8728-a2889e629b95 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:33.513637Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057658
StatusPUBLIC

Content hashes

Canonical textb9d8927f802f514b812dc90eabd17fae931028dee1e38b19b38eb18789abcfa6
Markdowne356165cd8ed91ddd00c103acb349cac0e9f602032d734a2c1dce2dad8e58f4c
PDF
Publication pagefa9f5af59ede8d3772206bcff24733b3f4ea0919e91dbb1b74e4d1041909d443
Manifest95a9fe6e555b7e1255d6217322c925fb52f4bda410686f23fa722d2a221a57a8

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
SignatureQrkeQLYAXLfuLsuiH00CsD25w1KtCy7ezIhC2xMTpGEclWvmK48VHPkjdDXS4cZyPC1t01G8M6KQgm5PFsRbBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:48:13.580597ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057658
observed fa9f5af59ede8d3772206bcff24733b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:13.564206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057658/manifest.json
observed 95a9fe6e555b7e1255d6217322c925fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:13.545893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057658/publication.md
observed e356165cd8ed91ddd00c103acb349cac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:13.528262ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057658/publication.txt
observed b9d8927f802f514b812dc90eabd17fae...
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.