OpenTechnical

OT-2026-000057571

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, two stage ejector, supply line 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-2026-000057571) never changes.

Identity and time

Publication numberOT-2026-000057571 · never reused
Internal UUID01a0ae88-2693-76bb-a375-96f3a591e629 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:33.513637Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057571
StatusPUBLIC

Content hashes

Canonical text44667386e27666fa9358a7bb32200237d7aaa763e15d8eb2e8a4e15398a2f313
Markdowne8be2bc41cd90150ff62d4cee0dbc005d2bb7a775c0629b3b72b504f7cb33e14
PDF
Publication page0902c59b9209cbed174d10855361f0cd8e4b955c2757408069160e46e650fed9
Manifestd8938f0e24261c23a7e71c5df568e902b81c68066ce09ba4c94af8233dfac6e2

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
Signaturei1xy5p3vU60iVxD7PQQOlZ3Zalb/X8BM9QBu8VuUVcL47QMbxk9Qkh2OIb/WKaaK/od+VSveLIX/+1c3PH69Dg==
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

2026-09-17T10:48:06.920927ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057571
observed 0902c59b9209cbed174d10855361f0cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:06.904535ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057571/manifest.json
observed d8938f0e24261c23a7e71c5df568e902...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:06.888873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057571/publication.md
observed e8be2bc41cd90150ff62d4cee0dbc005...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:06.872809ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057571/publication.txt
observed 44667386e27666fa9358a7bb32200237...
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.