OpenTechnical

OT-2026-000055317

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, vented 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-2026-000055317) never changes.

Identity and time

Publication numberOT-2026-000055317 · never reused
Internal UUID01a0ae86-a100-7e92-95e8-e1460949abb2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055317
StatusPUBLIC

Content hashes

Canonical text4c07f1cc13dc350b77848d6c3b1870e707244ebddb90028fdeb9c03b8636f228
Markdown3c41c481bfcb35d7a10d1013328184af997290ee9bad12601e00610d0a5ef936
PDF
Publication pageb4cecedf753f8f8d478a676f99aa4238d4b935736719047b4afaca1bc3562066
Manifest33794804f78cfaa276e794b338aeb24ada776258563b31ac432e96294fca944f

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
Signature0aKoJFQeHBLdRwlJbXPL971tuxAmSTqLJ1MgbfPVGwfWRBri/pIMo9bKc/ALiRwO8RhAaBQrWSFwHF3KWHHPAA==
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

2026-09-17T10:51:56.038772ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055317
observed b4cecedf753f8f8d478a676f99aa4238...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:56.020034ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055317/manifest.json
observed 33794804f78cfaa276e794b338aeb24a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:56.000561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055317/publication.md
observed 3c41c481bfcb35d7a10d1013328184af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:55.981718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055317/publication.txt
observed 4c07f1cc13dc350b77848d6c3b1870e7...
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.