OpenTechnical

OT-2026-000099997

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, three stage ejector, pressure sensor per zone, sustained blow-off before 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-2026-000099997) never changes.

Identity and time

Publication numberOT-2026-000099997 · never reused
Internal UUID01a0aea3-1474-723b-8123-276d1f943263 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:58.336218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099997
StatusPUBLIC

Content hashes

Canonical text1855f921e7a57696f074b46f63637349fb7389bb622f22f45e8466cb981da9f8
Markdown7fe5c37d2d3e0752e14cdaf346c34dfbc278296ed376b6037423c17ae14d7eda
PDF
Publication pagef934af281c641758a385d987519cd53cbe0ad192a9276f98908fc1635d0f3490
Manifestb1c7e8b78998dbd3554887115126657b38523d141b2a05b170351061e7eba1b1

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
SignatureOG3tSrMp1DtH6QdLokBGg/fZ/cP0vkeIeivrzXJGjvCfnpMUD5zkr2n5h6YiVJJGkXdbHHpY8dWDFfyXIk4yCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:42.360038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099997
observed f934af281c641758a385d987519cd53c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:42.339621ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099997/manifest.json
observed b1c7e8b78998dbd3554887115126657b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:42.322477ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099997/publication.md
observed 7fe5c37d2d3e0752e14cdaf346c34dfb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:42.305668ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099997/publication.txt
observed 1855f921e7a57696f074b46f63637349...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:55.661470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099997
observed f934af281c641758a385d987519cd53c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:55.644520ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099997/manifest.json
observed b1c7e8b78998dbd3554887115126657b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:55.627117ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099997/publication.md
observed 7fe5c37d2d3e0752e14cdaf346c34dfb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:55.608324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099997/publication.txt
observed 1855f921e7a57696f074b46f63637349...
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.