OpenTechnical

OT-2026-000060543

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, two 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-2026-000060543) never changes.

Identity and time

Publication numberOT-2026-000060543 · never reused
Internal UUID01a0ae8a-b7cc-7c09-bb13-31ad7dfdcc04 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060543
StatusPUBLIC

Content hashes

Canonical textb0223f6a8380b3edaf9ef0740d6da6c6e9febb4afca286d580d0b7eed393a5e2
Markdown63afb889453a53c1e870f2c3ffe66eebe7aff31bb10038a80f41294465a7f405
PDF
Publication page188d0fe45acb8961969f015589f88454ddf300b88b6b3b675939713419c5e8ea
Manifest040a1e4b2a760b3d00d2377478b1ace88d0ce3e71758389ad0b7dcd59a14ec93

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
SignatureAERunyyy/Rn12PsjKwxo0Bpwb6NacrDqR8zm9NSpEEYd8g0E1iK4LWlHJT84iBJu1wqyCBGXU/vgcsdggc+kAg==
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

2026-09-17T10:43:09.161869ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060543
observed 188d0fe45acb8961969f015589f88454...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:09.145548ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060543/manifest.json
observed 040a1e4b2a760b3d00d2377478b1ace8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:09.128096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060543/publication.md
observed 63afb889453a53c1e870f2c3ffe66eeb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:09.110383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060543/publication.txt
observed b0223f6a8380b3edaf9ef0740d6da6c6...
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.