OpenTechnical

OT-2026-000060895

Publication integrity record

Foam pad vacuum gripper, three 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-2026-000060895) never changes.

Identity and time

Publication numberOT-2026-000060895 · never reused
Internal UUID01a0ae8b-12f1-74d2-812a-525ca3a4bdb2 · 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-2026-000060895
StatusPUBLIC

Content hashes

Canonical textcdcfc1223b56af2daeb0b466f9d1f63b2d153293cbfc863bd10fc272f08728bc
Markdown20332ecf0a8de59bedd04032a286bcfedfe4e03685f3e6f2ec2a60cab6d1eefb
PDF
Publication page2f821b545514487485148e5b9187d993e9fdc8727f7e8dd4e42f551ada35c1bd
Manifest162c0305a831699092c4c261fb442247cda07f420516968ef8e89c3724152abb

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
SignaturekRLnbdMgqB5c/dmd3yDzn8fwPBz2oM7MPGsPK0nt1vPMgUYqw6/OvY6/q1YDM0rn6Q39UpLO4RcVjEqk7X6lAQ==
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

2026-09-17T10:41:38.069978ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060895
observed 2f821b545514487485148e5b9187d993...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:38.051737ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060895/manifest.json
observed 162c0305a831699092c4c261fb442247...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:38.030945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060895/publication.md
observed 20332ecf0a8de59bedd04032a286bcfe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:38.011002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060895/publication.txt
observed cdcfc1223b56af2daeb0b466f9d1f63b...
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.