OpenTechnical

OT-2026-000055100

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two 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-2026-000055100) never changes.

Identity and time

Publication numberOT-2026-000055100 · never reused
Internal UUID01a0ae86-5e81-77fc-919a-e066ef611735 · 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-2026-000055100
StatusPUBLIC

Content hashes

Canonical text9229cff1ad393b2a530c7757ed04674d35c8106b90078b1b4ecc44c007149d5f
Markdownba564fe7a274e720f67ba6badf9c001f9e51ea968b9b06b56a7ac3b927f91687
PDF
Publication page66b94abfd39cc9907bc9ab2e3f392754603940e275ea2c50f7a632a9dd86b642
Manifest268f80e00f509eb7635bfddee4be0a1879ad9856ead1590867d688b60c9627e3

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
Signaturecff+9zqIuPGe7QHTqpeD4IaO9Sx7ixFhdop3StLjNOx8rsAHC6yiEiCphZ6sN8f7gv7ODjCuYXQ4cQl7HJ9rCA==
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

2026-09-17T10:53:15.599319ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055100
observed 66b94abfd39cc9907bc9ab2e3f392754...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:15.580996ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055100/manifest.json
observed 268f80e00f509eb7635bfddee4be0a18...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:15.563608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055100/publication.md
observed ba564fe7a274e720f67ba6badf9c001f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:15.545545ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055100/publication.txt
observed 9229cff1ad393b2a530c7757ed04674d...
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.