OpenTechnical

OT-2026-000086622

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, two stage ejector, 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-2026-000086622) never changes.

Identity and time

Publication numberOT-2026-000086622 · never reused
Internal UUID01a0ae9a-2c98-77c7-b7a3-f19c74ed75cf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086622
StatusPUBLIC

Content hashes

Canonical text2d231af08aee322aa5c3caaa5311d10d060e25f8fc7d85bc76acc9efaafd588e
Markdown14019aa503885f7e8b2cb36c31edc49563f5e2872234de17d96464aa83466466
PDF
Publication page80f82fd85dd2ba4d1f5fd6e661f05c893c86cc72790471d541e87ca1e219c806
Manifest92bed774fb4d724683d392c682c8f7057b709c776c0a5d595a5ac8c3e25a074c

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
SignatureXqS7Pzk/ByiM/D4ymHIzRCEFztq1nbb/s4yDpmZStMMF7IlNzG9cdymHUQiUN/crGEHza1/E2mHMSRQcBl+DAA==
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

2026-09-17T09:52:28.364166ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086622
observed 80f82fd85dd2ba4d1f5fd6e661f05c89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:28.347914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086622/manifest.json
observed 92bed774fb4d724683d392c682c8f705...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:28.329718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086622/publication.md
observed 14019aa503885f7e8b2cb36c31edc495...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:28.311709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086622/publication.txt
observed 2d231af08aee322aa5c3caaa5311d10d...
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.