OpenTechnical

OT-2026-000086888

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, pump fed, 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-2026-000086888) never changes.

Identity and time

Publication numberOT-2026-000086888 · never reused
Internal UUID01a0ae9a-80a4-7682-87a1-ef9233144e10 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:36.209195Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086888
StatusPUBLIC

Content hashes

Canonical textb85c7ab54333846018585afe9102744aad8fac09832d1de5002055d3a08c828b
Markdownc0b488f4cbb146712d4375c24801a18f2b3581552a9b7d9005f4cc5880514c2c
PDF
Publication page58cae241ff87be1a4ca44029646f19dd19540cdb950337521005933018365d18
Manifestfc242f1e0f40ca98cbeca5270a2be1f514210b972c71879097cbb4954d6406b7

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
SignatureKadxWOqHmhRZQsdZIRt6vIfJwUzw1pY7+Wnt+7fY4dsB+fTkE1ORuxwvbHM1Mjx2lWdCQvALUFZD+v3MnrpOBA==
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

2026-09-17T09:51:44.164816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086888
observed 58cae241ff87be1a4ca44029646f19dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:44.148236ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086888/manifest.json
observed fc242f1e0f40ca98cbeca5270a2be1f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:44.130011ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086888/publication.md
observed c0b488f4cbb146712d4375c24801a18f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:44.113379ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086888/publication.txt
observed b85c7ab54333846018585afe9102744a...
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.