OpenTechnical

OT-2026-000008953

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, single stage ejector, pulsed blow-off after set-down

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-2026-000008953) never changes.

Identity and time

Publication numberOT-2026-000008953 · never reused
Internal UUID01a0ae6b-31b7-7816-b7f2-4a77e7d61829 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008953
StatusPUBLIC

Content hashes

Canonical text19aa00a1f81b0a1e81531df611fe6d29757f8f1779e55eada8cf40ff851406cd
Markdown444e38c3dcb76dcbecf84993402071c3eccdce49ee3b4f6c994046c420163971
PDF
Publication page55f785a28298bf95f3802de1a4ae92e22a27bf5de7f02aa5f736aa78a1617c5f
Manifest075fcd21df5aec9201c73af982a0a705533cb49e6e5085bf60dbdf05bc7f03fe

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
Signaturey+st/Tg7i2+kDcJ4yCpvhAkD80gjie3zsw0+wOo9dJ0+btM/1VdVJoCpHLV+ySoXmYlBvSwshrozXQK3w5+2Ag==
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

2026-09-17T12:17:34.116910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008953
observed 55f785a28298bf95f3802de1a4ae92e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:34.098167ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008953/manifest.json
observed 075fcd21df5aec9201c73af982a0a705...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:34.078272ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008953/publication.md
observed 444e38c3dcb76dcbecf84993402071c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:34.058674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008953/publication.txt
observed 19aa00a1f81b0a1e81531df611fe6d29...
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.