OpenTechnical

OT-2026-000061319

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, single stage ejector, manifold pressure sensor, pulsed 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-2026-000061319) never changes.

Identity and time

Publication numberOT-2026-000061319 · never reused
Internal UUID01a0ae8b-1384-7fba-9589-af6908f4ae19 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061319
StatusPUBLIC

Content hashes

Canonical textf470afe73ce978918d09c35f7176b48f7fe11ef24d7e82167eaad6ebed704081
Markdown2b64a4d45debaa67a6f7b2fc088c10e2b1774ca4de797f270249a655bb2cae27
PDF
Publication pagea0e0ab4370ae9297859b797f14154d9530f95fd1e10f97de1067616e14382d16
Manifest5e2947af0a727c45f0b1c87216bbf88cddf01654fa3b6df891098a6be1764520

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
Signaturebvs615MMxwvuvxP4GsfVldltHtDz5eohLqC7nSa53oGv9JGOEVezxiRJN/pEhK2/BjCbOVxOKH+2mKDOQOOMDQ==
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

2026-09-17T10:42:45.271271ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061319
observed a0e0ab4370ae9297859b797f14154d95...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:45.253439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061319/manifest.json
observed 5e2947af0a727c45f0b1c87216bbf88c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:45.236230ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061319/publication.md
observed 2b64a4d45debaa67a6f7b2fc088c10e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:45.218473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061319/publication.txt
observed f470afe73ce978918d09c35f7176b48f...
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.