OpenTechnical

OT-2026-000068900

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, vented 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-2026-000068900) never changes.

Identity and time

Publication numberOT-2026-000068900 · never reused
Internal UUID01a0ae90-6dcc-7d4d-a260-3467627868ca · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068900
StatusPUBLIC

Content hashes

Canonical textbec76106369cd52baa05c1920d44d457259933788015bc0a5420ea5f09f8e4f0
Markdown067de11f5d92c628567b22fb99af54558d86334e985eedc157245236b14d33d6
PDF
Publication pagea7118a58befc20ec8dc873b48ad5f5beb8e19cec4a3002f7f1585927644ee3cf
Manifest4ccec7ba711fe80ab44f7dec185923042394faaef8b5e6671027fb12ac3f75a8

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
SignaturemapqRJaguhvVseMRQ+mQQSpNBIp83RAxUK3Ll03t4bhRYgu3+4hwPYnz55L5srSxPdaxOsHLR3KmH+5Qypn1DQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:28:43.309451ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068900
observed a7118a58befc20ec8dc873b48ad5f5be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:43.290778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068900/manifest.json
observed 4ccec7ba711fe80ab44f7dec18592304...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:43.274776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068900/publication.md
observed 067de11f5d92c628567b22fb99af5455...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:43.256200ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068900/publication.txt
observed bec76106369cd52baa05c1920d44d457...
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.