OpenTechnical

OT-2026-000061631

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, pump fed, manifold pressure sensor, pulsed 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-2026-000061631) never changes.

Identity and time

Publication numberOT-2026-000061631 · never reused
Internal UUID01a0ae8b-7b45-7f35-9ac0-25930e6a8740 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:11.808334Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061631
StatusPUBLIC

Content hashes

Canonical textc2ff99445824e94e60137e931769ae1ddf285f6a87d57244f261a6b2828f02a8
Markdown8a7adc53c6e850d2b17dbfedfee5d254462250102ffb7af2cd262e95f3d2b28b
PDF
Publication pageb7d30134f5ad2acebf694f0ace9e4e06ce176d45d6fd363a4829035c5252b5b1
Manifest9f0a03453f1d1658d5dec7fd03c110a523d01bfddaf61227bd87000d676bf64f

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
SignatureCvkHir6R0i1LSIpvILtbe4i8BR4wxdh/2UTRMz3Kw01O8vSeg4Lc6CjMm53YkStHrZV71NLDHoujfqFdOxdwAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:41:34.117802ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061631
observed b7d30134f5ad2acebf694f0ace9e4e06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:34.095038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061631/manifest.json
observed 9f0a03453f1d1658d5dec7fd03c110a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:34.074299ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061631/publication.md
observed 8a7adc53c6e850d2b17dbfedfee5d254...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:34.055596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061631/publication.txt
observed c2ff99445824e94e60137e931769ae1d...
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.