OpenTechnical

OT-2026-000088085

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, three stage ejector, supply line pressure sensor, 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-2026-000088085) never changes.

Identity and time

Publication numberOT-2026-000088085 · never reused
Internal UUID01a0ae9b-1aa7-76db-9869-6d10b234d6ad · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:15.638297Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088085
StatusPUBLIC

Content hashes

Canonical text13b88f5f692573c71bc6f3f45076f3dcf3583fe4c53f70e3b889b341d975fcdd
Markdown0a79fc50863c605e398c18c2de2b2594fdfa93abd23f90fdecca2e83605c8fc6
PDF
Publication pageaf476e3bc53612da595b4b309f5903b54f3afb86d5a47384b94b6086fc84c300
Manifest15e6e098a0e510ba30e7a2457a99de5c6cb8b16799af1dac2391e854c5d735ae

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
SignatureqHXFkxjiNqbR5OGNpaf/Ul8mWz338XhYL6fTaPAgEgujZ+iJu7NZAYUvVdeVPT9JPH6R6umAW3oc8AoYP5buDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:50:05.477965ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088085
observed af476e3bc53612da595b4b309f5903b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:05.459060ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088085/manifest.json
observed 15e6e098a0e510ba30e7a2457a99de5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:05.437741ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088085/publication.md
observed 0a79fc50863c605e398c18c2de2b2594...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:05.416181ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088085/publication.txt
observed 13b88f5f692573c71bc6f3f45076f3dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:04.647327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088085
observed af476e3bc53612da595b4b309f5903b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:04.631504ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088085/manifest.json
observed 15e6e098a0e510ba30e7a2457a99de5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:04.615512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088085/publication.md
observed 0a79fc50863c605e398c18c2de2b2594...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:04.599186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088085/publication.txt
observed 13b88f5f692573c71bc6f3f45076f3dc...
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.