OpenTechnical

OT-2026-000055124

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000055124) never changes.

Identity and time

Publication numberOT-2026-000055124 · never reused
Internal UUID01a0ae86-5e82-72e6-9528-82ff23f3199f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:36.756598Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055124
StatusPUBLIC

Content hashes

Canonical text3d8c710300b268bf6192265697d780ddaddc0c02493933ebff0ff23a58a2dc3d
Markdown4516fd4ed9458b1b057c5e1d092f7343218a5f90ee518b76d130f351fe764cd7
PDF
Publication page8c6a59ddd72c9f1721552400e4b5ed3b0c5748c040b223de4856ba3b918f2a0f
Manifest9ff63bda0888b16ce8c1ce4e37dd53d8c6931f861b7751a3d40db8495e3b61a6

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
Signature1EGBv21B/mDdYWrbL2fa5tjX6GuVvrladk+heB4hIyWQO1TynB+LhE7ITlxQKCa6lli/thHY0JPE1+w+w6VyDw==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:53:17.598632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055124
observed 8c6a59ddd72c9f1721552400e4b5ed3b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:17.579620ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055124/manifest.json
observed 9ff63bda0888b16ce8c1ce4e37dd53d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:17.561168ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055124/publication.md
observed 4516fd4ed9458b1b057c5e1d092f7343...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:17.540495ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055124/publication.txt
observed 3d8c710300b268bf6192265697d780dd...
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.